egrep "	[-]?[0-9]*\.[0-9]*	[-]?[0-9]*\.[0-9]*	[0-9]*	[0-9]*	[-]" $1|egrep  "4/6/1999|4/15/1999|4/20/1999|4/27/1999|5/7/1999|5/21/1999" ../../Analysis/*.sent
